Sealing device for coating package

ABSTRACT

The invention discloses a sealing device for coating package, including a machine body, wherein the machine body is provided with a sealing mouth, a conveying device is arranged on the lower side of the sealing mouth, and a coating barrel is placed on the conveying device, and the coating barrel is disposed in the coating barrel a sealing cavity is provided, an annular barrel opening is fixed on the upper end surface of the coating barrel, a winding device is arranged on the upper side of the sealing mouth, and a sealing film is included in the winding device, and the sealing sealing film is used in the invention by the heat sealing operation the film seals the barrel mouth, and then rotates the sealing cover and the paint bucket to seal the filling cavity of the paint placed in the paint bucket, and the double sealing operation improves the sealing performance of the paint bucket.

CROSS-REFERENCES TO RELATED APPLICATIONS

The present application claims priority from Chinese application No. 2019107335085 filed on Aug. 9, 2019 which is hereby incorporated by reference in its entirety.

TECHNICAL FIELD

The invention relates to the technical field of coating packages, in particular to a sealing device for coating package.

BACKGROUND OF THE INVENTION

Traditional paint packaging is packaged in plastic drums, iron-aluminum cans or plastic bags. For bottled paint packaging, the paint is usually directly loaded into the barrel. The seal is poor, the paint is easy to flow out of the barrel, or the paint is put into a plastic bag. Inside, the plastic bag is placed in the barrel for packaging. In this way, the inner plastic bag is usually manually bundled and sealed, and the binding strength is low, easy to loose, causing leakage of paint, and secondly, manual operation takes a long time and is slow. After the manual sealing, the barrel cover is sealed with the barrel by mechanical means, which leads to discontinuity of the package sealing and reduces the sealing work efficiency. The present invention clarifies an apparatus that solves the above problems.

CONTENT OF THE INVENTION

Technical problem: the traditional paint package has poor sealing performance, the internal paint is easy to leak, and the sealing work efficiency is low.

In order to solve the above problems, the present embodiment designs a sealing device for a coating package. In this embodiment, a sealing device for a coating package includes a body, the inside of which is provided with a sealing mouth, and the lower side of the sealing mouth is provided with a conveying device. a coating barrel is disposed on the conveying device, a coating cavity is disposed in the coating barrel, an annular barrel opening is fixed on the upper end surface of the coating barrel, and a winding device is disposed on the upper side of the sealing mouth, a sealing film is disposed in the winding device, and a heat sealing device is disposed on the right side of the winding device, and the heat sealing device heat seals the sealing film and the barrel mouth to seal the receiving cavity The right side of the heat sealing device is provided with a winding device, the winding device collects the waste sealing film, and the power is connected between the winding device, the heat sealing device and the conveying device, a bucket cover device is disposed on the right side of the winding device, the lid device includes a sealing cover, and the right side of the lid device is provided with a capping device, and the capping device works to seal the cap with the barrel The mouth is connected to seal the paint bucket.

Wherein the conveying device comprises a conveying chamber, wherein the conveying chamber is provided with a left-right symmetric conveying rotating shaft, and the conveying rotating shaft is fixed with a conveying rotating wheel, and the conveying rotating wheels are connected by a power belt. The paint bucket is placed on the conveyor belt, a belt cavity is disposed on the rear side of the transport chamber, and a rear end of the transport shaft on the left side is rotatably connected to the rear end wall of the belt cavity, so that the conveyor belt rotates. The paint bucket can be moved from left to right for sealing operation. Wherein the winding device comprises a winding chamber, the winding chamber is provided with a winding reel, the winding reel is fixed with a winding reel, and the lower side of the winding reel is provided with a tensioning shaft. A tensioning wheel is fixed on the tensioning shaft, and the sealing film is connected to the winding device after being wound around the winding wheel and the tensioning wheel, so that the sealing film is tensioned.

Wherein the heat sealing device comprises a connecting cavity, the connecting cavity is in communication with the winding cavity and the sealing mouth, the upper side of the connecting cavity is provided with a lifting cavity, and the right end wall of the lifting cavity is fixedly energized The power-carrying block is electrically connected to the external power supply, the lifting chamber is slidably provided with a lifting plate, the lower end surface of the lifting plate is fixed with a connecting block, and the connecting block is sleeved with a pressure spring. The outer periphery of the connecting block is provided with an annular cutter, the cutter is fixed to the lower end surface of the lifting plate, and the outer side of the cutting blade is fixed with a left-right symmetric connecting spring at the lower end surface of the lifting plate, and the lower end of the connecting spring An annular block is fixed, and a right side end surface of the annular block is fixed with a power receiving block, and the annular block is provided with a left-right symmetric slot, and the rotating slot is internally provided with a rotating shaft, and the rotating shaft is fixed on the rotating shaft There is a rotating wheel, a sliding block is arranged in the annular block, a compression groove is arranged in the pressing block, a lower end of the connecting block extends into the compression groove, and a lower end of the pressure spring and a lower end wall of the compression groove Fixing, a power receiving plate is mounted in the lower end surface of the pressing block. The power receiving board is electrically connected to the power receiving block, the lower end of the power receiving board is electrically connected with an annular heat sealing block, and the upper side of the lifting cavity is provided with a lifting device, and the lifting plate is electrically connected with the lifting device When the lifting plate is lowered, the heat sealing block is abutted against the barrel opening, and when the power blocking block is electrically connected to the power feeding block, the heat sealing block passes through the sealing film. The barrel mouth is heat sealed, and when the lifting plate continues to descend, the sealing film is cut out of the circular hole by the cutter.

Wherein the lifting device comprises a lifting chamber, the upper end wall of the lifting chamber is fixed with a power motor, the lower end of the power motor is powered by a threaded shaft, and the threaded shaft is screwed with a lifting rod, and the lower end of the lifting rod is The lifting plate is fixedly connected, a ratchet cavity is disposed in the right end wall of the lifting chamber, and an outer rotating wheel is rotated in the ratchet cavity, and the outer rotating wheel is meshed with the lifting rod, and the outer rotating wheel is The one-way meshing is connected with an inner ratchet, a ratchet rotating shaft is fixed at the center of the inner ratchet, and a rear end of the ratchet rotating shaft is rotatably connected with the rear end wall of the belt cavity, so that the lifting rod can drive the ratchet rotating shaft to rotate.

The winding device includes a winding chamber, a winding shaft is disposed in the winding chamber, a winding wheel is fixed on the winding shaft, and a right end of the sealing film is wound around the winding wheel. Upper side of the winding chamber is provided with a unidirectional rotating chamber, and a rear end of the winding shaft is rotatably connected to the rear end wall of the belt cavity through the one-way rotating chamber, and the inside of the belt chamber is a winding shaft, the ratchet shaft and the conveying shaft are connected by a belt, and a unidirectional wheel is fixed on the winding shaft in the one-way rotating chamber, and the unidirectional rotating chamber communicates with the left end wall a receiving slot is provided, and a latching block is disposed in the receiving slot, and a torsion spring is fixed between the upper end surface of the latching block and the receiving slot, so that the operation of the heat sealing device can drive the winding device to work, so that The winding wheel rotates in a one-way counterclockwise direction to recover the used sealing film.

Wherein the lid device comprises a placement cavity, the sealing cover is placed obliquely in the placement cavity, and the right end of the sealing cover on the lower side is located in the sealing cavity, and the left end wall of the placement cavity is communicated with a first rotating groove, wherein the first rotating groove is rotated and provided with a strut, the strut abuts against a lower end surface of the sealing cover, and a lower end surface of the strut is fixed between the lower end groove and the first rotating groove a first return spring, a second rotating slot is disposed in the right end wall of the placing cavity, and a rotating rod is disposed in the second rotating slot, and a fixed end between the right end surface of the rotating rod and the second rotating slot is fixed a second return spring is disposed on the lower side of the rotating rod, and a baffle is disposed on the lower side of the rotating rod. The lower end of the rotating rod extends into the telescopic slot and is provided with a telescopic spring. The lower end of the telescopic spring is fixedly connected to the lower end wall of the telescopic groove, so that when the paint bucket abuts against the sealing cover, the paint bucket moves to the right, so that the sealing cover of the lower side moves with the same a sealing cover is detached from the placement chamber, and the next sealing cover is blocked by the struts and the blocking rod Placing said lumen of said wait for the next paint bucket.

Wherein the capping device comprises a capping cavity, the inner end wall of the capping cavity is fixed with two track blocks, the track blocks are staggered, and the capping cavity is slidably provided with a front and rear symmetrical sliding block a sliding groove is disposed in the sliding block, a sliding rod is disposed in the pressing groove, and a pressing spring is fixed between an end of the sliding rod away from the center of symmetry and the pressing groove, and the sliding A clamping block is fixed to one end of the rod near the center of the symmetry, and an anti-slip mat is fixed on an end surface of the clamping block near the center of the symmetry, and a connecting plate is fixed between the upper end faces of the sliding block, and the connecting plate end surface a rotating shaft is fixed, and an upper end wall of the capping cavity is mounted with a rotating motor, and an upper end of the rotating shaft is dynamically connected to the rotating motor, so that the rotating motor works to rotate the sliding block, and the rotating block functions Next, the sliding block is rotated and moved toward each other to seal the sealing cover with the barrel opening.

The invention has the beneficial effects that the invention seals the barrel mouth by the sealing film by the heat sealing operation, and then rotates the sealing cover and the paint barrel to seal the storage cavity of the paint placed in the paint bucket, and the double seal is sealed. The operation improves the sealing performance of the paint bucket, and secondly, the two sealing operations are continuously performed to improve the working efficiency of the paint barrel sealing.

BRIEF DESCRIPTION OF THE DRAWINGS

For ease of description, the present invention is described in detail by the following specific embodiment and the accompanying drawings.

FIG. 1 is a schematic view showing the overall structure of a sealing device for a paint package according to the present invention;

FIG. 2 is an enlarged schematic structural view of “A” of FIG. 1;

FIG. 3 is a schematic structural view along “B-B” direction of FIG. 2;

FIG. 4 is a schematic structural view along “C-C” direction of FIG. 3;

FIG. 5 is an enlarged schematic structural view of “D” of FIG. 1;

FIG. 6 is an enlarged schematic view of the structure “E” of FIG. 1;

FIG. 7 is a schematic structural view along “F-F” direction of FIG. 1.

DETAILED DESCRIPTION OF THE INVENTION

The present invention will now be described in detail with reference to FIGS. 1 to 7. For the convenience of description, the orientations described below are defined as follows: the up, down, left, and right front and rear directions described below are identical to the up, down, left, and right front and rear directions of the projection relationship of FIG. 1 itself. The invention relates to a sealing device for coating packaging, which is mainly used for coating packaging work. The present invention will be further described below in conjunction with the drawings of the present invention.

A sealing device for a paint package according to the present invention includes a body 10, a sealing mouth 15 is disposed in the body 10, and a conveying device 601 is disposed on a lower side of the sealing mouth 15, and a coating is disposed on the conveying device 601. The barrel 16 is provided with a receiving cavity 17 in the coating barrel 16. The upper end surface of the coating barrel 16 is fixed with an annular barrel opening 18, and the winding side of the sealing mouth 15 is provided with a winding device 602. The device 602 includes a sealing film 24, and the right side of the winding device 602 is provided with a heat sealing device 603, and the heat sealing device 603 heat seals the sealing film 24 and the barrel mouth 18, thereby The receiving cavity 17 is sealed, and the winding device 604 is disposed on the right side of the heat sealing device 603. The winding device 604 collects the used sealing film 24, and the winding device 604 and the heat sealing device 603 are collected. And a power connection between the conveying device 601, a right side of the winding device 604 is provided with a lid device 605, the lid device 605 includes a sealing cover 60, and the lid of the lid device 605 is provided with a lid Device 606, the capping device 606 works to connect the sealing cover 60 with the barrel opening 18, thereby applying the coating 16 barrels sealed.

According to an embodiment, the conveying device 601 is described in detail below. The conveying device 601 includes a conveying chamber 11 in which a left-right symmetric conveying shaft 12 is disposed, and the conveying shaft 12 is fixedly conveyed. The wheel 13 is connected to the conveying wheel 13 by a conveyor belt 14, and the paint bucket 16 is placed on the conveyor belt 14. The rear side of the conveying chamber 11 is provided with a belt cavity 58. The rear end of the conveying shaft 12 is rotatably connected with the rear end wall of the belt cavity 58, so that the conveyor belt 14 rotates to drive the paint bucket 16 to move from left to right for sealing operation.

According to the embodiment, the winding device 602 is described in detail below. The winding device 602 includes a winding chamber 19, and the winding chamber 19 is rotated to be provided with a winding reel 20, and the winding reel 20 is fixedly wound around The reel 21 is provided with a tensioning shaft 22 on the lower side of the reel 20, and a tensioning wheel 23 is fixed on the tensioning shaft 22, and the sealing film 24 is wound around the reeling wheel 21 The tensioning pulley 23 is connected to the winding device 604 so that the sealing film 24 is tensioned.

According to the embodiment, the heat sealing device 603 is described in detail below. The heat sealing device 603 includes a connecting cavity 25, and the connecting cavity 25 communicates with the winding cavity 19 and the sealing cavity 15, the connecting cavity 25 The upper side of the lifting chamber 26 is provided with a lifting chamber 26, and the right end wall of the lifting chamber 26 is fixed with an electric current block 40. The electric currenting block 40 is electrically connected to the outside world, and the lifting chamber 26 is slidably provided with a lifting plate 27, A connecting block 30 is fixed on the lower end surface of the lifting plate 27, and a pressure spring 32 is sleeved on the connecting block 30, and an annular cutter 28 is disposed on the outer circumference of the connecting block 30, and the cutting blade 28 is fixed on the a lower end surface of the lifting plate 27, a left-right symmetric connecting spring 90 is fixed on the outer surface of the lifting plate 27, and an annular block 91 is fixed on the lower end of the connecting spring 90, and the right end surface of the annular block 91 A power-carrying block 39 is disposed, and the ring-shaped block 91 is provided with a left-right symmetric slot 34. The slot 34 is internally provided with a rotating shaft 35. The rotating shaft 36 is fixed with a rotating wheel 36. A pressing block 29 is disposed in the annular block 91, and a compression groove 31 is disposed in the pressing block 29, and the lower end of the connecting block 30 is extended. In the compression groove 31, the lower end of the pressure spring 32 is fixedly connected to the lower end wall of the compression groove 31, and the lower end surface of the pressing block 29 is mounted with a power receiving plate 37, the power receiving plate 37 and the power receiving block. 39 is electrically connected, the lower end of the power board 37 is electrically connected with an annular heat seal block 38, and the upper side of the lift chamber 26 is provided with a lifting device 607, and the lifting plate 27 is dynamically connected with the lifting device 607, thereby When the lifting plate 27 is lowered, the heat sealing block 38 is abutted against the barrel opening 18, and when the power receiving block 39 is electrically connected to the power receiving block 40, the heat sealing block 38 passes through the The sealing film 24 heat seals the barrel opening 18, and when the lifting plate 27 continues to descend, the sealing film 24 is cut out of the circular hole by the cutter 28.

According to the embodiment, the lifting device 607 is described in detail below. The lifting device 607 includes a lifting chamber 41. The upper end wall of the lifting chamber 41 is fixed with a power motor 44. The lower end of the power motor 44 is dynamically mounted with a threaded shaft 42. A lifting rod 43 is screwed onto the threaded shaft 42. The lower end of the lifting rod 43 is fixedly connected to the lifting plate 27, and a ratcheting chamber 45 is disposed in the right end wall of the lifting chamber 41. The ratchet chamber 45 rotates therein. There is an outer rotating wheel 48. The outer rotating wheel 48 is meshed with the lifting rod 43. The outer rotating wheel 48 is internally coupled with an inner ratchet 47. The inner ratchet 47 is fixed with a ratchet shaft 46 at the center. The rear end of the ratchet shaft 46 is rotatably coupled to the rear end wall of the belt cavity 58, so that the lifting rod 43 is raised to drive the ratchet shaft 46 to rotate.

According to the embodiment, the winding device 604 is described in detail below. The winding device 604 includes a winding chamber 49. The winding chamber 49 is rotated to provide a winding shaft 50, and the winding shaft 50 is fixed. There is a winding reel 51, the right end of the sealing film 24 is wound around the winding reel 51, and the rear side of the winding chamber 49 is provided with a unidirectional rotating cavity 52, and the rear end of the winding reel 50 passes through the single The rotating chamber 52 is rotatably connected to the rear end wall of the belt chamber 58. The winding shaft 50, the ratchet shaft 46 and the conveying shaft 12 in the belt chamber 58 are dynamically connected by a belt 57. A unidirectional wheel 53 is disposed on the winding shaft 50 of the one-way rotating chamber 52. The left end wall of the unidirectional rotating chamber 52 is provided with a receiving groove 54. The receiving groove 54 is rotated to provide a card. Block 56, a torsion spring 55 is fixed between the upper end surface of the block 56 and the receiving groove 54, so that the heat sealing device 603 can work to drive the winding device 604 to work, so that the winding wheel 51 is unidirectional. The used sealing film 24 is recovered by counterclockwise rotation.

According to an embodiment, the lid device 605 is described in detail below, the lid device 605 includes a placement chamber 59, the sealing cover 60 is placed obliquely in the placement chamber 59, and the right side of the sealing cover 60 on the lower side The first rotating groove 61 is disposed in the left end wall of the placing cavity 59. The first rotating groove 61 is rotated and provided with a strut 63. The supporting rod 63 and the sealing cover are disposed. The lower end surface of the 60 is abutted, and a first return spring 62 is fixed between the lower end surface of the support rod 63 and the first rotating groove 61. The second rotating groove 64 is disposed in the right end wall of the placing cavity 59. A rotating rod 65 is disposed in the second rotating groove 64. A second return spring 92 is fixed between the right end surface of the rotating rod 65 and the second rotating groove 64. The rotating rod 65 is provided with a lower side. a rod 66 is disposed in the blocking rod 66. The lower end of the rotating rod 65 extends into the telescopic groove 67 and is provided with a telescopic spring 68. The lower end of the telescopic spring 68 and the telescopic groove 67 lower end wall is fixed, so that when the paint bucket 16 abuts against the sealing cover 60, the paint bucket 16 moves to the right, so that the sealing cover 6 on the lower side 0 moves with it, and the sealing cover 60 is disengaged from the placement chamber 59, and the next sealing cover 60 is blocked in the placement chamber 59 by the strut 63 and the blocking lever 66 to wait for the next one. Paint bucket 16.

According to the embodiment, the capping device 606 is described in detail below. The capping device 606 includes a capping chamber 69. The inner wall of the capping chamber 69 is fixed with two track blocks 70, and the track block 70 is Arranged in a staggered manner, the cover chamber 69 is slidably provided with a front and rear symmetrical sliding block 71. The sliding block 71 is provided with a pressing groove 75. The pressing groove 75 is provided with a sliding rod 72, and the sliding rod is provided. A pressing spring 76 is fixed between an end of the 72-way symmetrical center and the pressing groove 75. A clamping block 73 is fixed to one end of the sliding rod 72 near the center of symmetry, and the clamping block 73 is close to the center of symmetry. An anti-slip pad 74 is fixed on one end surface of the sliding block 71, and a connecting plate 77 is fixed between the upper end faces of the sliding block 71. The upper end surface of the connecting plate 77 is fixed with a rotating shaft 78, and the upper end wall of the capping cavity 69 is installed Rotating the motor 79, the upper end of the rotating shaft 78 is dynamically connected to the rotating motor 79, so that the rotating motor 79 operates to rotate the sliding block 71, and the sliding block 71 rotates under the action of the track block 70. And moving toward each other to seal the sealing cover 60 with the barrel opening 18.

The steps of using the sealing device of a paint package herein are described in detail below with reference to FIGS. 1 to 7:

Initially, the paint bucket 16 is located at the lower side of the connection chamber 25, and the barrel opening 18 corresponds to the position of the heat seal block 38.

In use, the power motor 44 operates to drive the threaded shaft 42 to rotate, so that the lifting rod 43 is lowered. At this time, the outer rotating wheel 48 rotates but the inner ratchet 47 does not rotate, and the lifting rod 43 descends to drive the lifting plate 27 to descend, and the pressing block 29 is pressed. The upper and lower end faces of the sealing film 24 are respectively abutted against the heat sealing block 38 and the barrel mouth 18. When the power receiving block 39 and the power receiving block 40 are electrically connected to each other, the power receiving plate 37 is energized, so that the heat sealing block 38 is electrically heated and sealed. The film 24 seals the barrel opening 18 through the sealing film 24, and the lifting plate 27 continues to descend, and the pressure spring 32 contracts. At this time, the pressing block 29 does not move, and the lifting plate 27 drives the cutter 28 to descend, and the cutter 28 and the paint bucket 16 are lowered. When the end surface abuts, the sealing film 24 can be circularly cut, and then the power motor 44 is reversed, so that the lifting rod 43 is raised, and the lifting plate 27 drives the cutter 28 and the heat sealing block 38 to rise to the initial position, and the lifting rod 43 rises. The outer rotating wheel 48 rotates to drive the inner ratchet 47 to rotate, and the conveying shaft 12 is rotated by the belt 57, so that the conveying belt 14 rotates to drive the sealing mouth 15 to move to the right, and the next sealing mouth 15 moves to the lower side of the connecting chamber 25, through the belt. 57 makes the winding shaft 50 turns The waste sealing film 24 is collected on the winding reel 51. When the paint bucket 16 moves to the right, the lower sealing cover 60 is disengaged from the placement cavity 59 and the sealing cover 60 is sleeved with the barrel opening 18, and the lower side is sealed. After the cover 60 is disengaged, the upper sealing cover 60 is lowered, and is blocked by the support rod 63 and the blocking lever 66 in the placement cavity 59, and the next paint bucket 16 is driven to be disengaged, and the paint bucket 16 drives the sealing cover 60 to move to the cover cavity 69. In the side position, when the power motor 44 is operated again, the sealing film 24 and the barrel mouth 18 are heat-sealed by the heat sealing block 38. At this time, the conveying belt 14 does not rotate, and the rotating motor 79 operates to drive the connecting plate 77 to rotate, thereby driving the sliding. The block 71 rotates, and under the action of the track block 70, the slide block 71 is rotated and moved toward each other, the sealing cover 60 is clamped and the sealing cover 60 is rotatably mounted on the barrel opening 18, thereby sealing the paint bucket 16 with the conveyor belt 14 The rotation of the sealed, the paint bucket 16 at the end of the sealing is output to the right, the heat-sealed paint bucket 16 is subjected to the capping operation, and the new paint bucket 16 is subjected to the heat sealing operation, so that the sealing work is continuous.

The invention has the beneficial effects that the invention seals the barrel mouth by the sealing film by the heat sealing operation, and then rotates the sealing cover and the paint barrel to seal the storage cavity of the paint placed in the paint bucket, and the double seal is sealed. The operation improves the sealing performance of the paint bucket, and secondly, the two sealing operations are continuously performed to improve the working efficiency of the paint barrel sealing.

In the above manner, those skilled in the art can make various changes depending on the mode of operation within the scope of the present invention. 

1. A sealing device for coating package, comprising a body; a sealing mouth is arranged in the body, a conveying device is arranged on the lower side of the sealing mouth, a coating barrel is arranged on the conveying device, a receiving cavity is arranged in the coating barrel, and an upper end surface of the coating barrel is fixed Ring-shaped barrel mouth; a winding device is disposed on the upper side of the sealing mouth, the winding device includes a sealing film, and the right side of the winding device is provided with a heat sealing device, and the heat sealing device connects the sealing film and the barrel mouth Heat sealing together to seal the containment chamber; the right side of the heat sealing device is provided with a winding device, the winding device collects the waste sealing film, and the power is connected between the winding device, the heat sealing device and the conveying device; a bunker device is disposed on the right side of the winding device, the cap device includes a sealing cover, and the cap device is provided with a capping device on the right side, and the capping device works to seal the cap and the device The barrel mouth is connected to seal the paint bucket.
 2. The sealing device for coating package according to claim 1, wherein said conveying device comprises a conveying chamber; the conveying chamber is provided with a left-right symmetric conveying rotating shaft, and the conveying rotating shaft is fixed with a conveying rotating wheel. The conveying rotating wheels are connected by a conveyor belt, and the paint bucket is placed on the conveyor belt; a belt cavity is disposed on the rear side of the conveying chamber, and a rear end of the conveying shaft on the left side is rotatably connected to the rear end wall of the belt cavity.
 3. The sealing device for coating package according to claim 1, wherein said winding device comprises a winding chamber; a winding reel is disposed in the winding chamber, a winding reel is fixed on the winding reel, and a tensioning shaft is disposed on a lower side of the winding reel, and a tensioning wheel is fixed on the tensioning shaft; the sealing film is connected to the winding device after being wound around the winding reel and the tensioning wheel.
 4. The sealing device for coating package according to claim 1, wherein said heat sealing device comprises a connecting chamber; the connecting cavity is connected to the winding cavity and the sealing cavity, and the upper side of the connecting cavity is provided with a lifting cavity, and the lifting cavity is slidably provided with a lifting plate, and the lower end surface of the lifting plate is fixedly connected a pressure spring is sleeved on the connecting block, and an annular cutter is disposed on an outer circumference of the connecting block, the cutter is fixed on a lower end surface of the lifting plate, and the cutter is outside the lifting plate The end surface is fixed with a left and right symmetrical connecting spring, the lower end of the connecting spring is fixed with an annular block, and the right end surface of the annular block is fixed with a power connecting block, and the annular block is provided with a left and right symmetrical opening, the opening a rotating shaft is arranged in the slot, and a rotating wheel is fixed on the rotating shaft; a pressing block is disposed in the annular block, a compression groove is disposed in the pressing block, a lower end of the connecting block extends into the compression groove, and a lower end of the pressure spring is fixedly connected to a lower end wall of the compression groove. An electric power board is electrically connected to the lower end surface of the pressing block, and the power receiving board is electrically connected to the power receiving block, and the lower end of the power receiving board is electrically connected with an annular heat sealing block; a lifting device is disposed on an upper side of the lifting chamber, and the lifting plate is dynamically connected to the lifting device.
 5. The sealing device for coating package according to claim 4, wherein the right end wall of the lifting chamber is fixed with a current-carrying block, and the power-carrying block is electrically connected to an external power source, and the power-carrying block is When the electrical block is in contact, the electrical block can be energized.
 6. The sealing device for coating package according to claim 4, wherein said lifting device comprises a lifting chamber; the upper end wall of the lifting chamber is fixed with a power motor, and the lower end of the power motor is mounted with a threaded shaft, and the threaded shaft is screwed with a lifting rod, and the lower end of the lifting rod is fixedly connected with the lifting plate; a ratchet cavity is disposed in the right end wall of the lifting chamber, and an outer rotating wheel is rotated in the ratchet cavity, the outer rotating wheel is meshed with the lifting rod, and the outer rotating wheel is internally connected with an inner ratchet A ratchet shaft is fixed at a center of the inner ratchet, and a rear end of the ratchet shaft is rotatably connected to a rear end wall of the belt cavity.
 7. The sealing device for coating package according to claim 1, wherein said winding device comprises a winding chamber; a winding shaft is disposed in the winding chamber, a winding wheel is fixed on the winding shaft, a right end of the sealing film is wound on the winding wheel, and a rear side of the winding chamber is provided with a single winding To the rotating chamber, the rear end of the winding shaft is rotatably connected to the rear end wall of the belt cavity through the one-way rotating chamber, the winding shaft, the ratchet shaft and the conveying in the belt chamber The rotating shaft is connected by a belt; a unidirectional reel is disposed on the winding shaft of the unidirectional rotating chamber, and a receiving groove is disposed in a left end wall of the unidirectional rotating chamber, and a locking block is disposed in the receiving groove, A torsion spring is fixed between the upper end surface of the block and the receiving groove.
 8. The sealing device for coating package according to claim 1, wherein said lid device comprises a placement chamber; the sealing cover is placed obliquely in the placement cavity, and the right end of the sealing cover on the lower side is located in the sealing cavity; a first rotating groove is disposed in the left end wall of the placing cavity, and a rod is rotated in the first rotating groove, the supporting rod abuts the lower end surface of the sealing cover, and the lower end surface of the supporting rod is a first return spring is fixed between the first rotating grooves; a second rotating groove is disposed in the right end wall of the placing chamber, a rotating rod is disposed in the second rotating groove, and a second return spring is fixed between the right end surface of the rotating rod and the second rotating groove a lower side of the rotating rod is provided with a blocking rod, wherein the blocking rod is provided with a telescopic groove, the lower end of the rotating rod extends into the telescopic slot and a telescopic spring is fixed, and the lower end of the telescopic spring is The lower end wall of the telescopic groove is fixedly connected.
 9. The sealing device for coating package according to claim 1, wherein said capping device comprises a capping cavity; the inner end wall of the capping cavity is fixed with two track blocks, and the track blocks are arranged in a staggered manner. The capping chamber is slidably provided with a front and rear symmetrical sliding block, and the sliding block is provided with a pressing groove. a sliding rod is disposed in the pressing groove, and a pressing spring is fixed between an end of the sliding rod away from the center of symmetry and the pressing groove, and a clamping block is fixed at one end of the sliding rod near the center of the symmetry An anti-slip mat is fixed on an end surface of the clamping block near the center of symmetry; a connecting plate is fixed between the upper end faces of the sliding block, a rotating shaft is fixed on the end surface of the connecting plate, and a rotating motor is mounted on the upper end wall of the sealing cavity, and the upper end of the rotating shaft is dynamically connected to the rotating motor. 